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Barra, Mathias, Mari Broqvist, Erik Gustavsson, Martin Henriksson, Niklas Juth, Lars Sandman, και Carl Tollef Solberg. "Severity As a Priority Setting Criterion: Setting a Challenging Research Agenda." Health Care Anal 2019.

Barra, Mathias, et al. "Severity As a Priority Setting Criterion: Setting a Challenging Research Agenda." Health Care Anal 2019.